Cosco provides a replacement car seat manual through its consumer relations department. The manuals for Cosco car seats are not offered online, as of July 2015.
Cosco offers its customers several ways to reach their consumer relations department in order to obtain a copy to replace car seat manuals. Inquiries may be sent to the company by email, by calling its dedicated phone line during regular business hours, by sending a letter to the address provided on their website or by sending a fax. Another option is to contact Cosco directly through its website by providing a name, email, phone number and a brief comment.